Hi Daniel, I love your patch! Yet something to improve: [auto build test ERROR on drm-tip/drm-tip] [also build test ERROR on next-20200228] [cannot apply to drm-intel/for-linux-next linus/master pinchartl-media/drm/du/next v5.6-rc3] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Daniel-Vetter/drm-managed-resources-v3/20200229-005817 base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 7.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.5.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot All errors (new ones prefixed by >>): drivers/gpu/drm/rockchip/rockchip_drm_drv.c: In function 'rockchip_drm_bind': >> drivers/gpu/drm/rockchip/rockchip_drm_drv.c:147:3: error: label 'err_mode_config_cleanup' used but not defined goto err_mode_config_cleanup; ^~~~ vim +/err_mode_config_cleanup +147 drivers/gpu/drm/rockchip/rockchip_drm_drv.c 2048e3286f347db Mark Yao 2014-08-22 110 f706974a69b6e2b Tomeu Vizoso 2016-06-10 111 static int rockchip_drm_bind(struct device *dev) 2048e3286f347db Mark Yao 2014-08-22 112 { f706974a69b6e2b Tomeu Vizoso 2016-06-10 113 struct drm_device *drm_dev; 2048e3286f347db Mark Yao 2014-08-22 114 struct rockchip_drm_private *private; 2048e3286f347db Mark Yao 2014-08-22 115 int ret; 2048e3286f347db Mark Yao 2014-08-22 116 f706974a69b6e2b Tomeu Vizoso 2016-06-10 117 drm_dev = drm_dev_alloc(&rockchip_drm_driver, dev); 0f2886057be322d Tom Gundersen 2016-09-21 118 if (IS_ERR(drm_dev)) 0f2886057be322d Tom Gundersen 2016-09-21 119 return PTR_ERR(drm_dev); 2048e3286f347db Mark Yao 2014-08-22 120 f706974a69b6e2b Tomeu Vizoso 2016-06-10 121 dev_set_drvdata(dev, drm_dev); f706974a69b6e2b Tomeu Vizoso 2016-06-10 122 f706974a69b6e2b Tomeu Vizoso 2016-06-10 123 private = devm_kzalloc(drm_dev->dev, sizeof(*private), GFP_KERNEL); f706974a69b6e2b Tomeu Vizoso 2016-06-10 124 if (!private) { f706974a69b6e2b Tomeu Vizoso 2016-06-10 125 ret = -ENOMEM; 9127f99c4801f32 Tomasz Figa 2016-06-21 126 goto err_free; f706974a69b6e2b Tomeu Vizoso 2016-06-10 127 } f706974a69b6e2b Tomeu Vizoso 2016-06-10 128 2048e3286f347db Mark Yao 2014-08-22 129 drm_dev->dev_private = private; 2048e3286f347db Mark Yao 2014-08-22 130 5182c1a556d7ff7 Yakir Yang 2016-07-24 131 INIT_LIST_HEAD(&private->psr_list); 60beeccc72cabef Sean Paul 2018-03-05 132 mutex_init(&private->psr_list_lock); 5182c1a556d7ff7 Yakir Yang 2016-07-24 133 ccea91998c8f140 Jeffy Chen 2017-04-06 134 ret = rockchip_drm_init_iommu(drm_dev); ccea91998c8f140 Jeffy Chen 2017-04-06 135 if (ret) ccea91998c8f140 Jeffy Chen 2017-04-06 136 goto err_free; ccea91998c8f140 Jeffy Chen 2017-04-06 137 7db42e97bb41bd5 Daniel Vetter 2020-02-27 138 ret = drm_mode_config_init(drm_dev); 7db42e97bb41bd5 Daniel Vetter 2020-02-27 139 if (ret) 7db42e97bb41bd5 Daniel Vetter 2020-02-27 140 goto err_iommu_cleanup; 2048e3286f347db Mark Yao 2014-08-22 141 2048e3286f347db Mark Yao 2014-08-22 142 rockchip_drm_mode_config_init(drm_dev); 2048e3286f347db Mark Yao 2014-08-22 143 2048e3286f347db Mark Yao 2014-08-22 144 /* Try to bind all sub drivers. */ 2048e3286f347db Mark Yao 2014-08-22 145 ret = component_bind_all(dev, drm_dev); 2048e3286f347db Mark Yao 2014-08-22 146 if (ret) ccea91998c8f140 Jeffy Chen 2017-04-06 @147 goto err_mode_config_cleanup; 2048e3286f347db Mark Yao 2014-08-22 148 ccea91998c8f140 Jeffy Chen 2017-04-06 149 ret = drm_vblank_init(drm_dev, drm_dev->mode_config.num_crtc); ccea91998c8f140 Jeffy Chen 2017-04-06 150 if (ret) ccea91998c8f140 Jeffy Chen 2017-04-06 151 goto err_unbind_all; ccea91998c8f140 Jeffy Chen 2017-04-06 152 ccea91998c8f140 Jeffy Chen 2017-04-06 153 drm_mode_config_reset(drm_dev); 2048e3286f347db Mark Yao 2014-08-22 154 2048e3286f347db Mark Yao 2014-08-22 155 /* 2048e3286f347db Mark Yao 2014-08-22 156 * enable drm irq mode. 2048e3286f347db Mark Yao 2014-08-22 157 * - with irq_enabled = true, we can use the vblank feature. 2048e3286f347db Mark Yao 2014-08-22 158 */ 2048e3286f347db Mark Yao 2014-08-22 159 drm_dev->irq_enabled = true; 2048e3286f347db Mark Yao 2014-08-22 160 2048e3286f347db Mark Yao 2014-08-22 161 ret = rockchip_drm_fbdev_init(drm_dev); 2048e3286f347db Mark Yao 2014-08-22 162 if (ret) 8415ab565da966b Mark Yao 2017-08-01 163 goto err_unbind_all; 8415ab565da966b Mark Yao 2017-08-01 164 8415ab565da966b Mark Yao 2017-08-01 165 /* init kms poll for handling hpd */ 8415ab565da966b Mark Yao 2017-08-01 166 drm_kms_helper_poll_init(drm_dev); 2048e3286f347db Mark Yao 2014-08-22 167 9127f99c4801f32 Tomasz Figa 2016-06-21 168 ret = drm_dev_register(drm_dev, 0); 9127f99c4801f32 Tomasz Figa 2016-06-21 169 if (ret) 8415ab565da966b Mark Yao 2017-08-01 170 goto err_kms_helper_poll_fini; 9127f99c4801f32 Tomasz Figa 2016-06-21 171 2048e3286f347db Mark Yao 2014-08-22 172 return 0; 2048e3286f347db Mark Yao 2014-08-22 173 err_kms_helper_poll_fini: 2048e3286f347db Mark Yao 2014-08-22 174 drm_kms_helper_poll_fini(drm_dev); 8415ab565da966b Mark Yao 2017-08-01 175 rockchip_drm_fbdev_fini(drm_dev); ccea91998c8f140 Jeffy Chen 2017-04-06 176 err_unbind_all: 2048e3286f347db Mark Yao 2014-08-22 177 component_unbind_all(dev, drm_dev); 7db42e97bb41bd5 Daniel Vetter 2020-02-27 178 err_iommu_cleanup: ccea91998c8f140 Jeffy Chen 2017-04-06 179 rockchip_iommu_cleanup(drm_dev); f706974a69b6e2b Tomeu Vizoso 2016-06-10 180 err_free: 574e0fbfc95e7fc Thomas Zimmermann 2018-07-17 181 drm_dev_put(drm_dev); 2048e3286f347db Mark Yao 2014-08-22 182 return ret; 2048e3286f347db Mark Yao 2014-08-22 183 } 2048e3286f347db Mark Yao 2014-08-22 184 :::::: The code at line 147 was first introduced by commit :::::: ccea91998c8f140bc3e324bbb3c3fb7148e72d31 drm/rockchip: Reorder drm bind/unbind sequence :::::: TO: Jeffy Chen :::::: CC: Sean Paul --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org